UNEX PBU20-40 (4x G1'' male thread)

The UNEX PBU20-40 brazed heat exchanger comes with G1'' external thread connection, but is also available on request with G5/4'' external thread, these PBU20-5/4'' are not listed on the webshop.

The UNEX PBU20-40 heat exchanger is directly interchangeable with the following types without the need to modify the piping. 

• APV OHC 60/40 EE
• APV SPX TTU20H-40-BB
• Funke GPL 6-40-H-30
• GEA WTT GBS 500H-40
• GEA WTT GBS 525H-40
• GEA WTT WP 5-40
• Kelvion GBS 500H-40
• Kelvion GBS 525H-40
• Reflex RHC 60/40
• SWEP B25THx40/1P-SC-S 4x1